参数资料
型号: YMF724
厂商: Yamaha Corporation
英文描述: high performance audio controller for the PCI Bus
中文描述: 高性能音频控制器的PCI总线
文件页数: 33/50页
文件大小: 268K
代理商: YMF724
YMF724F
January 14, 1999
-39-
3-2. D-DMA
DS-1 provides the following registers to support D-DMA.
D-DMA Slave Configuration Register (4C-4Dh)
of the PCI Configuration register is used to set the Base address of the Slave Address.
Slave Address
R/W
Register Name
Base + 0h
W
Base Address 0-7
Base + 0h
R
Current Address 0-7
Base + 1h
W
Base Address 8-15
Base + 1h
R
Current Address 8-15
Base + 2h
W
Base Address 16-23
Base + 2h
R
Current Address 16-23
Base + 3h
W
Base Address 24-31
Base + 3h
R
Current Address 24-31
Base + 4h
W
Base Word Count 0-7
Base + 4h
R
Current Word Count 0-7
Base + 5h
W
Base Word Count 8-15
Base + 5h
R
Current Word Count 8-15
Base + 6h
W
Base Word Count 16-23
Base + 6h
R
Current Word Count 16-23
Base + 7h
N/A
Reserved
Base + 8h
W
Command
Base + 8h
R
Status
Base + 9h
W
Request
Base + Ah
N/A
Reserved
Base + Bh
W
Mode
Base + Ch
W
Reserved
Base + Dh
W
Master Clear
Base + Eh
N/A
Reserved
Base + Fh
R/W
Multi-Channel Mask
These registers can be accessed by 8-bit or 16-bit bus width.
DS-1 supports 8-bit DMA transfer only.
相关PDF资料
PDF描述
YMF724F high performance audio controller for the PCI Bus
YMF724F-V high performance audio controller for the PCI Bus
YMF740C DS-1L
YMF743-S SPECIALTY CONSUMER CIRCUIT, PQFP48
YMF743 AC97 Revsion2.1 Audio CODEC with Digital Audio I/F(AC97 2.1版音频编解码器(带数字音频接口))
相关代理商/技术参数
参数描述
YMF724F 制造商:YAMAHA 制造商全称:YAMAHA CORPORATION 功能描述:high performance audio controller for the PCI Bus
YMF724F-V 制造商:YAMAHA 制造商全称:YAMAHA CORPORATION 功能描述:high performance audio controller for the PCI Bus
YMF740C 制造商:未知厂家 制造商全称:未知厂家 功能描述:DS-1L
YMF740CV 制造商:未知厂家 制造商全称:未知厂家 功能描述:Industrial Control IC
YMF743 制造商:YAMAHA 制造商全称:YAMAHA CORPORATION 功能描述:AC’97 Revsion2.1 Audio CODEC with Digital Audio I/F